/*
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 * and open the template in the editor.
 */

package prueba;

import java.io.*;

/**
 
 * @author Administrador
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {//chfghfjhgk
        System.out.println("Introduzca primer numero");
        BufferedReader br= new BufferedReader(new InputStreamReader (System.in));
        try
        {
           int numero = Integer.parseInt(br.readLine());
           
        }
        catch(Exception e)
        {
            System.out.println("Dato erroneo");
        }
        System.out.println("Introduzaca segundo numero");
        try
        {
           int numero2= Integer.parseInt(br.readLine());
        }
        catch(Exception e)
        {
            System.out.println("Dato erroneo");
        }
        // TODO code application logic here
        System.out.println("Introduzca que operacion desea realizar ");
        try
        {
           String op= br.readLine();
        }
        catch(Exception e)
        {
            System.out.println("Dato erroneo");
        }
      
    }

}
